Company lists · Data refreshed September 2026

Top 25 Tax planning advisors worldwide

RevenueBase identified 19,257 company matches for tax planning advisors worldwide as of September 2026 and tracks 152,315 professional contacts across them, including 33,407 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for tax planning advisors worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 22, 2026. Country and city lists for tax planning advisors follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 22, 2026 How this list was built
19,257Companies
152,315Contacts tracked
33,407Verified emails
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The 25 largest tax planning advisors worldwide

Ranked by team size
Top 25 of 19,257 company matches for tax planning advisors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchKansas City, MO, United StatesHQ recorded Sep 22, 202610001+59,451 contacts →

Exact match

“H&R Block’s purpose is simple: To provide help and inspire confidence in our clients and communities everywhere.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchBrighton, United KingdomHQ recorded Sep 22, 2026n/a2,042 contacts →

Exact match

“A traditional general practice, with a twist.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchCiudad De Mexico, MexicoHQ recorded Sep 22, 2026501-1,000683 contacts →

Exact match

“Chevez Ruiz Zamarripa, es una firma especializada en la Asesoría y Consultoría Fiscal de alto nivel, que se distingue por prestar servicios personalizados con total…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchSan Jose, CA, United StatesHQ recorded Sep 22, 2026501-1,000493 contacts →

Exact match

“Sensiba’s comprehensive accounting, tax, and consulting services help businesses and people solve problems, navigate complexity, and build a foundation for sustainable growth.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchPalo Alto, CA, United StatesHQ recorded Sep 22, 2026201-500399 contacts →

Exact match

“Originating from the English and Latin roots of “apercu,” an act of insight, and “census,” an applied study of wealth and property, Apercen is a tax consulting firm offering high…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchExton, PA, United StatesHQ recorded Sep 22, 2026501-1,000364 contacts →

Exact match

“Cohesive is a leading solutions provider and systems integrator for IBM Maximo.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchSterling, VA, United StatesHQ recorded Sep 22, 2026201-500347 contacts →

Exact match

“Advantage One Tax Consulting is a multi-disciplinary group of highly experienced tax professionals who understand the tax practice in its true spirit, examine the issues it faces…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchGurgaon, IndiaHQ recorded Sep 22, 2026201-500331 contacts →

Exact match

“Felix Advisory is one of the leading providers of tax & regulatory services, risk, transaction, financial & business advisory, internal audit, and corporate governance services in…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchWayne, PA, United StatesHQ recorded Sep 22, 2026201-500281 contacts →

Exact match

“GTM is a leading provider of corporate tax services.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchJakarta Selatan, IndonesiaHQ recorded Sep 22, 2026201-500269 contacts →

Exact match

“TaxPrime is a Tax Consulting Firm, based in Jakarta, the Capital City of Indonesia.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Sep 22, 2026501-1,000269 contacts →

Exact match

“Growth exposes financial weakness.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchCalgary, AB, CanadaHQ recorded Sep 22, 2026201-500260 contacts →

Exact match

“For more than 70 years, our focus has always been to bring financial peace of mind to our Canadian business owners.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchMéxico, MexicoHQ recorded Sep 22, 2026201-500233 contacts →

Exact match

“Nuestra misión es brindar asesoría fiscal, legal, financiera y de negocios a empresas nacionales e internacionales y nos caracterizamos por lograr “Resultados Óptimos” y brindar…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact match2900 Hellerup, DenmarkHQ recorded Sep 22, 2026201-500232 contacts →

Exact match

“KPMG ACOR TAX is a full-service tax consultancy firm.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 22, 202651-200211 contacts →

Exact match

“Blevins Franks is the leading international tax and wealth management adviser to British nationals living in Europe.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchBryanston, South AfricaHQ recorded Sep 22, 202651-200209 contacts →

Exact match

“Tax advisory and compliance in South Africa is our niche expertise.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchCampbell, CA, United StatesHQ recorded Sep 22, 202651-200202 contacts →

Exact match

“ASL works with emerging and middle market privately held businesses to help them thrive in their markets, and with high net worth individuals, such as owners, founders and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchBaraboo, WI, United StatesHQ recorded Sep 22, 202651-200201 contacts →

Exact match

“We are driven by more than a quality tax return, we provide effective solutions to help you, your family, and your business succeed.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchParis, FranceHQ recorded Sep 22, 202651-200198 contacts →

Exact match

“Created in 2004, ARSENE TAXAND offers a cutting edge service in all the firm’s main areas of activity.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchHamburg, GermanyHQ recorded Sep 22, 2026501-1,000198 contacts →

Exact match

“Die ADS Steuer.Beratung ist Ihr spezialisierter Partner für ganzheitliche Steuerberatung – exklusiv für Unternehmen.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchElk Grove Village, IL, United StatesHQ recorded Sep 22, 202651-200191 contacts →

Exact match

“Porte Brown LLC is a full service accounting and consulting firm headquartered in the Chicago suburb of Elk Grove Village, Illinois.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchDraper, UT, United StatesHQ recorded Sep 22, 2026201-500184 contacts →

Exact match

“Stop overpaying the IRS and start fueling your business passions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 22, 202610001+177 contacts →

Exact match

“Thoughtfully structuring and managing your tax affairs is more important than ever.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchKuala Lumpur, MalaysiaHQ recorded Sep 22, 202651-200155 contacts →

Exact match

“ECOVIS is a leading global consulting firm with its origins in Continental Europe.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchSao Paulo, BrazilHQ recorded Sep 22, 202651-200145 contacts →

Exact match

“A Certacon nasceu da união de profissionais altamente experientes aliado aos melhores e mais completos softwares do mercado, com o propósito de prestar serviços nas áreas…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 19,257 tax planning advisors worldwide

See the full list, filter by size, metro and specialty, and access 33,407 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax planning advisors worldwide at a glance

As of Sep 22, 2026
21.9%Verified-email coverage
7.9Average contacts per company
1-10Median size (employees)
1.0%Largest-city concentration · Sao Paulo
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
13,298
11-50
4,928
51-200
639
201-500
72
501-1,000
19
1,001-5,000
11
10001+
5

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for tax planning advisors are linked below.
What qualifies
Company records worldwide whose business descriptions match “tax planning advisors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 33,407 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 22, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Tax planning advisors by location

69 lists · largest first

Every Tax planning advisors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “tax planning advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax planning advisors are there worldwide?

RevenueBase identified 19,257 company matches for tax planning advisors worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

H&r Block tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most tax planning advisors?

The United States leads with 7,531 companies, followed by Germany (2,976) and Brazil (990). Every tax planning advisors list by country and city is linked on this page.

Which city has the most tax planning advisors?

Sao Paulo leads with 200 company records, followed by Berlin (167) and New York (163).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 33,407 professional contacts with verified work emails tracked across these 19,257 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.